US8536380B2ExpiredUtilityA1
Triterpene-containing oleogel-forming agent, triterpene-containing oleogel and method for producing a triterpene-containing oleogel
Est. expiryJun 22, 2024(expired)· nominal 20-yr term from priority
Inventors:Armin Scheffler
A61P 17/00A61K 31/19A61K 9/0014A61K 31/567A61K 9/10C07C 35/42C07J 53/00A61K 9/06C07J 75/00A61K 47/06
87
PatentIndex Score
20
Cited by
30
References
10
Claims
Abstract
The invention relates to an oleogel-forming agent which comprises at least one highly dispersed triterpene. The invention also relates to an oleogel which comprises a nonpolar liquid in an amount ranging from 80% by weight to 99% by weight based on the total weight of the oleogel and an oleogel-forming agent comprising a highly dispersed triterpene in an amount ranging from 1% by weight to 20% by weight based on the total weight of the oleogel. The invention also relates to a method for producing an oleogel.
Claims
exact text as granted — not AI-modifiedThe invention claimed is:
1. A method for producing a triterpene-containing oleogel, comprising:
forming an oleogel using at least one highly dispersed triterpene having an average particle size of less than 50 μm that acts as an oleogel-forming agent in the oleogel, wherein the at least one highly dispersed triterpene is the only oleogel-forming agent in the oleogel.
2. The method as recited in claim 1 , wherein the average particle size of the at least one triterpene is less than 10 μm.
3. The method as recited in claim 1 , wherein the proportion of secondary agglomerates of the at least one triterpene is less than 20% by weight.
4. The method as recited in claim 3 , wherein the at least one triterpene has a homogeneous particle size distribution.
5. The method as recited in claim 1 , wherein the specific surface area of the at least one triterpene is between 1 m 2 /g and 500 m 2 /g.
6. The method as recited in claim 5 , wherein the specific surface area of the at least one triterpene is between 10 m 2 /g and 100 m 2 /g.
7. The method as recited in claim 6 , wherein the specific surface area of the at least one triterpene is between 20 m 2 /g and 50 m 2 /g.
8. The method as recited in claim 1 , wherein the amount of the at least highly dispersed triterpene is more than 80% by weight.
9. The method as recited in claim 8 , wherein the proportion of the at least one highly dispersed triterpene is more than 90% by weight.
10. The method as recited in claim 1 , wherein the at least one triterpene has a proportion of more than 80% by weight betulin.Join the waitlist — get patent alerts
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